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Mini Projects
Explore a variety of mini projects to enhance your skills and knowledge in electronics. Start building and learning today!
B.Tech Diploma Mini Projects
Showing 1–24 of 30 resultsSorted by popularity
- B.Tech Diploma Mini Projects
Wireless Power Transfer
The Wireless Power Transfer Project explores the technology of transmitting electrical energy without physical connections. Utilizing principles such as electromagnetic induction or resonant inductive coupling, it demonstrates how power can be transferred between coils or circuits. This project is ideal for applications like wireless charging for devices, powering remote sensors, and advancing energy-efficient systems. It combines practical hands-on experimentation with fundamental electrical engineering concepts.
SKU: wireless-power-transfer-project - B.Tech Diploma Mini Projects
Water Level Indicator Alarm
The Water Level Indicator Alarm is a simple yet effective electronics project designed to alert users when water levels reach critical points. Ideal for tanks and reservoirs, it uses sensors to detect water levels and triggers an alarm for timely action.
SKU: water-level-indicator-alarm - B.Tech Diploma Mini Projects
Fire Alarm Using Thermistor and IC 555
The Fire Alarm using a Thermistor detects temperature changes. As heat rises, the thermistor’s resistance drops, triggering the alarm. It’s a simple, cost-effective way to enhance safety in homes and offices by providing early warnings of potential fire hazards.
SKU: fire-alarm-using-thermistor-project - B.Tech Diploma Mini Projects, Solar Based Projects
Single Axis Solar Tracker using IC555 and LDR
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B.Tech Diploma Mini Projects, Solar Based ProjectsSingle Axis Solar Tracker using IC555 and LDR
A Single Axis Solar Tracking System using an IC555 timer and LDR (Light Dependent Resistor) adjusts the position of a solar panel to maximize sunlight exposure. The IC555 functions as a controller, while the LDR senses light intensity, ensuring the panel aligns with the sun for optimal energy generation.
SKU: Single Axis Solar Tracking System using IC555 and LDR - B.Tech Diploma Mini Projects
Fire Alarm with Flame Sensor and Water Pump Control
The Fire Alarm with Flame Sensor and Water Pump Control detects temperature changes using a Flame Sensor to identify potential fires. When a fire is detected, it automatically activates a water pump to suppress the flames. This integrated system provides early detection and prompt response, enhancing safety in various settings.
SKU: fire-alarm - B.Tech Diploma Mini Projects
Security Alarm System
A Security Alarm System is designed to detect unauthorized entry and alert users of potential security breaches. It typically includes sensors (such as motion detectors, door/window contacts), an alarm unit (sound or notification system), and control panels for monitoring and managing the system. Integrated with communication features like GSM or Wi-Fi, it provides real-time alerts and remote monitoring, enhancing security for homes, businesses, and other properties.
SKU: security-alarm-system-project - B.Tech Diploma Mini Projects
Car Turning Indicator
Click Here to Download the Circuit Diagram of “Car Turning Indicator”
The Car Turning Indicator project provides visual signals to indicate a vehicle’s turning or lane change. Using a set of LEDs or bulbs and a control circuit, such as a relay or electronic flasher, the system activates the appropriate lights on the car. This project enhances road safety by making the vehicle’s intentions clear to other drivers.
SKU: car-turning-indicator-project - B.Tech Diploma Mini Projects
DC Motor Speed Control
Click Here to Download the Circuit Diagram of “DC Motor Speed Control”
The DC Motor Speed Control project adjusts the speed of a DC motor using a variable resistor or Pulse Width Modulation (PWM) signal. By varying the voltage or duty cycle applied to the motor, you can control its rotational speed. This project demonstrates motor control techniques, providing practical experience in adjusting motor performance for various applications.
SKU: dc-motor-speed-control-project - B.Tech Diploma Mini Projects
Clap Switch LED On/Off Using IC 555
Click Here to Download the Circuit Diagram of “Clap Switch Led On Off”
The Clap Switch LED On/Off project controls an LED based on sound detection. Using a sound sensor or microphone and a relay or transistor, the circuit toggles the LED’s state with each clap. This project demonstrates basic sound-to-action control, providing a hands-free method to operate an LED.
SKU: clap-switch-led-on-off - B.Tech Diploma Mini Projects
Simple Mini Inverter using IC 4047
This project demonstrates how to build a simple mini inverter using the IC 4047, which functions as a multivibrator to generate stable square wave pulses. The circuit converts 12V DC from a battery into 230V AC using a step-up transformer and power transistors or MOSFETs.
Working Principle:
- The IC 4047 operates in astable mode, generating 50Hz or 60Hz signals.
- These pulses drive transistors or MOSFETs, switching the transformer’s input.
- The transformer steps up the voltage to 230V AC, making it suitable for powering small AC loads.
Applications & Benefits:
- Ideal for emergency power backup for LED bulbs, mobile chargers, and small fans.
- Simple, low-cost, and efficient design, perfect for beginners in electronics.
- Can be modified for higher power output using stronger transistors and transformers.
SKU: Simple Mini Inverter using IC 4047 - B.Tech Diploma Mini Projects
IR Proximity Sensor
The IR Proximity Sensor Circuit uses an IR LED, photodiode, and LM358 operational amplifier to detect nearby objects. The IR LED emits light, which reflects off objects and is detected by the photodiode. The LM358 amplifies the signal, triggering an LED indicator, powered by a battery with a current-limiting resistor.
SKU: IR Proximity Sensor - B.Tech Diploma Mini Projects, Prototyped Concepts
Automatic Hand Sanitizer Machine
An automatic hand sanitizer machine uses sensors to dispense sanitizer without physical contact. When hands are detected, a motor or pump releases a preset amount of sanitizer, ensuring hygiene and minimizing contamination. It’s a convenient, touchless solution for promoting cleanliness in public spaces, offices, and homes.
SKU: Automatic Hand Sanitizer Machine - B.Tech Diploma Mini Projects
Temperature Controlled DC Fan
A Temperature Controlled DC Fan circuit adjusts fan speed based on temperature variations. Using a temperature sensor and a DC motor driver, it regulates fan operation to maintain a desired temperature. This circuit helps in efficient cooling by automatically increasing or decreasing fan speed as temperature changes, enhancing energy efficiency.SKU: temperature-controlled-dc-fan-project - B.Tech Diploma Mini Projects
Astable Multivibrator using IC555
The Astable Multivibrator using IC 555 creates a continuous square wave output, functioning as an oscillator. Configured with resistors and capacitors, the 555 timer generates a periodic signal used for applications like blinking LEDs or generating clock pulses. This project demonstrates the timer’s capability to produce adjustable frequency waveforms.
SKU: astable-multivibrator-using-ic555-project - B.Tech Diploma Mini Projects
Dark Sensor Using LDR
Click Here to Download the Circuit Diagram of “Dark Sensor Using LDR”
The Dark Sensor using an LDR (Light Dependent Resistor) detects low light conditions to trigger an output action, such as turning on an LED or activating a relay. The LDR changes resistance based on ambient light levels, which is used to control the circuit, making it ideal for automatic lighting systems and light-sensitive applications.
SKU: dark-sensor-project - B.Tech Diploma Mini Projects
Temperature Indicator using LM35 and IC741
The Temperature Indicator using LM35 and IC741 project measures and displays temperature values. The LM35 temperature sensor provides an analog voltage proportional to the temperature, which is fed into the IC741 operational amplifier. The IC741 amplifies and processes the voltage signal, allowing it to be read on a display or analog meter. This project demonstrates analog temperature measurement and signal conditioning using commonly available electronic components.
SKU: temperature-indicator-using-lm35-and-ic741-project - B.Tech Diploma Mini Projects
Simple Door Bell with Transistor
The Door Bell project uses a simple electronic circuit to alert someone at the door. When the doorbell button is pressed, it activates a chime or buzzer to produce a sound signal. Typically, this project involves a switch or relay to control the sound output, providing an effective and straightforward solution for door signaling.
SKU: door-bell-project - B.Tech Diploma Mini Projects
Touchless door bell using LM358
This touchless doorbell project uses an LM358 operational amplifier to detect motion or proximity, eliminating the need for physical contact. It is a hygienic and convenient solution, especially useful in public places, homes, and offices.
Working Principle:
- An IR sensor module or an LDR (Light Dependent Resistor) detects motion or the presence of a hand near the doorbell.
- The LM358 op-amp acts as a comparator, comparing the sensor’s output with a reference voltage.
- When a hand is detected, the op-amp triggers a transistor, activating a buzzer or doorbell.
Applications & Benefits:
- Hygienic & Contactless, preventing germ transmission.
- Low-cost and easy to build, using readily available components.
- Ideal for homes, offices, and hospitals where touchless access is preferred.
SKU: Touchless door bell using LM358 - B.Tech Diploma Mini Projects
Automatic irrigation system using a 555
This automatic irrigation system uses a 555 timer IC to control a water pump based on soil moisture levels. It is a simple and cost-effective solution for gardens, farms, and home automation.
Working Principle:
- A soil moisture sensor detects the water content in the soil and sends a signal to the 555 timer IC configured in comparator mode.
- If the soil is dry, the 555 timer activates a relay, turning ON the water pump.
- Once the soil moisture reaches the required level, the sensor sends a signal to stop the pump, preventing overwatering.
Applications & Benefits:
- Saves water by preventing over-irrigation.
- Fully automatic operation, reducing manual effort.
- Low-cost and easy to build, ideal for students and hobbyists.
SKU: Automatic irrigation system using a 555 - B.Tech Diploma Mini Projects
Monostable Multivibrator with IC 555 Timer Circuit
A Monostable Multivibrator circuit using the IC 555 timer generates a single pulse of fixed duration in response to an input trigger. It converts a short input pulse into a longer output pulse, making it ideal for timing applications, pulse width modulation, and creating time delays in electronic circuits.
SKU: monostable-multivibrator-with-ic-555-timer-circuit-project - B.Tech Diploma Mini Projects
Blinking LED using IC555
Click Here to Download the Circuit Diagram of “Blinking LED using IC 555”
The Blinking LED using IC 555 project creates a flashing LED effect by configuring the 555 timer in astable mode. The timer generates a continuous square wave signal, causing the LED to blink at a rate determined by external resistors and capacitors, providing a simple demonstration of timing and pulse generation.
SKU: blinking-led-using-ic555-project - B.Tech Diploma Mini Projects
Flashing LED using IC 555
Flashing LED using IC 555 is a beginner-friendly project showcasing the 555 timer’s astable mode. It alternates LED states between on and off using resistors, capacitors, and the timer’s configuration, making it ideal for learning basic electronics and LED control concepts.
SKU: flashing-led-using-ic-555
